<template>
    <div>

        <el-row :gutter="10" style="margin-bottom: 70px;margin-top: 15px">
            <el-col :span="6">
                <el-card style="color: #409EFF">
                    <div >用户总数</div>
                    <div style="padding: 10px 0;text-align: center;font-weight: bold">
                        100
                    </div>
                </el-card>
            </el-col>
            <el-col :span="6">
                <el-card style="color: #f56c6c">
                    <div >销售总量</div>
                    <div style="padding: 10px 0;text-align: center;font-weight: bold">
                        ￥1000000
                    </div>
                </el-card>
            </el-col>
            <el-col :span="6">
                <el-card style="color: #67c23a">
                    <div >收益总额</div>
                    <div style="padding: 10px 0;text-align: center;font-weight: bold">
                        ￥300000
                    </div>
                </el-card>
            </el-col>
            <el-col :span="6">
                <el-card style="color: #e6a23c">
                    <div >门店总数</div>
                    <div style="padding: 10px 0;text-align: center;font-weight: bold">
                        30
                    </div>
                </el-card>
            </el-col>
        </el-row>
        <el-row>
            <el-col :span="12">
                <div id="main" style="width: 550px; height: 470px"></div>
            </el-col>


            <el-col :span="12">
                <div id="pie" style="width: 550px; height: 470px"></div>
            </el-col>

        </el-row>
    </div>

</template>

<script>
import request from "@/utils/request";

import * as echarts from 'echarts'
    export default {
        name: "Home",
        data() {
            return {}
        },
        mounted() {

            var option = {
                title: {
                    text: '各季度会员数量统计',
                    subtext: '趋势图',
                    left: 'center'
                },
                xAxis: {
                    type: 'category',
                    data: ["第一季度", "第二季度", "第三季度", "第四季度"]
                },
                tooltip: {
                    trigger: 'item'
                },
                legend: {
                    orient: 'vertical',
                    left: 'left'
                },
                yAxis: {
                    type: 'value'
                },
                series: [
                    {
                        name:"星巴克",
                        data: [],
                        type: 'line'
                    },
                    {
                        name:"星巴克",
                        data: [],
                        type: 'bar'
                    },
                    {
                        name:"瑞兴咖啡",
                        data: [],
                        type: 'line'
                    },
                    {
                        name:"瑞兴咖啡",
                        data: [],
                        type: 'bar'
                    }
                ]
            };

            var chartDom = document.getElementById('main');
            var myChart = echarts.init(chartDom);

            request.get("/echarts/members").then(res => {
                // 填空
                // option.xAxis.data = res.data.x
                option.series[0].data = res.data
                option.series[1].data = res.data
                option.series[2].data = [30,25,66,19]
                option.series[3].data = [30,25,66,19]
                // 数据准备完毕之后再set
                myChart.setOption(option);

            })
// 饼图

            var pieOption = {
                title: {
                    text: '各季度会员数量统计',
                    subtext: '比例图',
                    left: 'center'
                },
                tooltip: {
                    trigger: 'item'
                },
                legend: {
                    orient: 'vertical',
                    left: 'left'
                },
                series: [
                    {
                        name:"星巴克",
                        type: 'pie',
                        radius: '70%',
                        label:{            //饼图图形上的文本标签
                            normal:{
                                show:true,
                                position:'inner', //标签的位置
                                textStyle : {
                                    fontWeight : 300 ,
                                    fontSize : 14,    //文字的字体大小
                                    color: "#fff"
                                },
                                formatter:'{d}%'
                            }
                        },
                        data: [],  // 填空
                        emphasis: {
                            itemStyle: {
                                shadowBlur: 10,
                                shadowOffsetX: 0,
                                shadowColor: 'rgba(0, 0, 0, 0.5)'
                            }
                        }
                    }
                ]
            };

            var pieDom = document.getElementById('pie');
            var pieChart = echarts.init(pieDom);

            request.get("/echarts/members").then(res => {

                pieOption.series[0].data = [
                    {name: "第一季度", value: res.data[0]},
                    {name: "第二季度", value: res.data[1]},
                    {name: "第三季度", value: res.data[2]},
                    {name: "第四季度", value: res.data[3]},
                ]
                pieChart.setOption(pieOption)
            })

        }
    }
</script>

<style scoped>

</style>